Biology - Chromosomes

Question - 1

Who coined the term chromosome for the first time?

  • A Waldeyer
  • B Du Praw
  • C Bon Baer
  • D se Vries

Question - 2

The lowest haploid chromosome number among eukaryotes is present in

  • A Drosophila
  • B Myrmecia pilosula
  • C Chironomus
  • D Salamander

Question - 3

How many chromosome are present in Ascaris megalocephala?

  • A One
  • B Three
  • C Two
  • D None of these

Question - 4

Sex chromosomes are also known as

  • A heterosomes
  • B somatic chromosomes
  • C giant chromosomes
  • D polytene chromosomes

Question - 5

The chromosomes those lack centromere are known as

  • A acentric
  • B metacentric
  • C submetacentric
  • D holocentric

Question - 6

The tips of chromosomes are also known as

  • A telomeres
  • B centromere
  • C chromomere
  • D None of these

Question - 7

Salivary gland chromosomes are also known as

  • A polytene chromosomes
  • B L-chromosomes
  • C lampbrush chromosomes
  • D autosomes

Question - 8

Who discovered salivary gland chromosomes?

  • A Balbiani
  • B Waldeyer
  • C Du Praw
  • D Porter

Question - 9

Dark stained regions in the polytene chromosomes are known as

  • A interbands
  • B bands
  • C chiasmata
  • D puffs

Question - 10

Puffs of polytene chromosomes are also known as

  • A Balbiani rings
  • B bands
  • C chiasmata
  • D None of these
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